Wall unit



FIG. 1 is a perspective view of a first embodiment of the wall unit;

FIG. 2 is a front elevational view of the first embodiment of the wall unit;

FIG. 3 is a rear elevational view of the first embodiment of the wall unit;

FIG. 4 is a left side elevational view of the first embodiment of the wall unit;

FIG. 5 is a right side elevational view of the first embodiment of the wall unit;

FIG. 6 is a top plan view of the first embodiment of the wall unit;

FIG. 7 is a bottom plan view of the first embodiment of the wall unit;

FIG. 8 is a perspective view of a second embodiment of the wall unit;

FIG. 9 is a front elevational view of the second embodiment of the wall unit;

FIG. 10 is a rear elevational view of the second embodiment of the wall unit;

FIG. 11 is a left side elevational view of the second embodiment of the wall unit;

FIG. 12 is a right side elevational view of the second embodiment of the wall unit;

FIG. 13 is a top plan view of the second embodiment of the wall unit; and,

FIG. 14 is a bottom plan view of the second embodiment of the wall unit. 

CLAIM The ornamental design for a wall unit, as shown and described. 